x=1
while x==1:
    type = raw_input("Please enter if you are a employee, vendor, or customer.")

    if type == "employee":
        username = raw_input("Please enter your Employee Username. ")
        if username == "emp001":
            password = raw_input("Please enter password. ")
            if password == "EMP222":
                print"WELCOME to the Business Employee."
                x==0
                break
            if password != "EMP222":
                print"Thats the wrong password."
                x==0
        if username != "emp001":
            print "Thats the wrong username."
            x==0

    if type == "vendor":
        username = raw_input("Please enter your Vendor Username. ")
        if username == "VEN002":
            password = raw_input("Please enter password. ")
            if password == "vendor":
                print"WELCOME to the Business Vendor."
                x==0
                break
            if password != "vendor":
                print"Thats the wrong password."
                x==0
        if username != "VEN002":
            print "Thats the wrong username."
            x==0

    if type == "customer":
        username = raw_input("Please enter your Customer Username. ")
        if username == "CUST111":
            password = raw_input("Please enter password. ")
            if password == "buynow999":
                print"WELCOME to the Business Customer."
                x==0
                break
            if password != "buynow999":
                print"Thats the wrong password."
                x==0
        if username != "CUST111":
            print "Thats the wrong username."
            x==0